From 34fbaa15eead79bfa466d88e2c5fbef600e93707 Mon Sep 17 00:00:00 2001
From: zhanghongyu <zhanghongyu@xiaomi.com>
Date: Mon, 13 Apr 2026 14:36:34 +0800
Subject: [PATCH] net/route: fix return value of net_writeroute_ipv6

Return ntotal (total bytes written) instead of ret (result of last
write call). This matches the expected semantics and is consistent
with net_writeroute_ipv4().

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
---
 net/route/net_fileroute.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/route/net_fileroute.c b/net/route/net_fileroute.c
index 16f477c95f3..1f30e897c1a 100644
--- a/net/route/net_fileroute.c
+++ b/net/route/net_fileroute.c
@@ -475,7 +475,7 @@ ssize_t net_writeroute_ipv6(FAR struct file *filep,
   while (ntotal < sizeof(struct net_route_ipv6_s));
 
   net_unlockroute_ipv6();
-  return ret;
+  return ntotal;
 }
 #endif